/// <summary>
/// Player stands still, the mesh is painted with the left mouse button. The
/// camera orbits only while the right mouse button is held, and the middle
/// mouse button pans the framing (a temporary offset to line up the model).
/// </summary>
public class PaintMode : GameMode
{
    public override string DisplayName => "Paint";

    public override void Enter()
    {
        SetPlayerControl(false);

        if (Manager.CameraInput)
        {
            Manager.CameraInput.LookMode = ThirdPersonOrbitInput.OrbitLookMode.HoldRightMouseButton;
            Manager.CameraInput.PanEnabled = true;
        }

        SetPainting(true);
    }

    public override void Exit()
    {
        // Leaving paint mode releases the middle-mouse pan; the orbit input then eases the framing home.
        if (Manager.CameraInput)
            Manager.CameraInput.PanEnabled = false;
    }
}